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Magma A10-918-3 Stainelss Steel Marine vs Magma A10-1218-2GS Catalina Infrared Gas (2026): Key Differences

By BuyDeck Editorial Team 4 Nov 2026 6 min read

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The magma a10 918 3 stainelss steel marine vs a10 1218 2gs catalina comparison helps you pick the right portable grill. Both models use propane and feature marine-grade stainless steel construction for durability on boats or at camp. They share fold-away legs for easy transport. The main difference lies in their cooking technology. One uses a traditional kettle design, while the other employs infrared heating. This choice affects heat distribution and cooking style.

Grill Type

Kettle

Infrared

Cooking Area

9 x 18 inches

12 x 18 inches

Weight

20 pounds

31.9 pounds

Height

13.5 inches

17.5 inches

Choose the first if

  • You need the lightest option for tight storage spaces on a boat.
  • You prefer a traditional kettle-style grill for direct heat cooking.
  • You want a more compact height for low-clearance compartments.

Choose the second if

  • You want a larger 12-inch cooking surface for bigger meals.
  • You value infrared technology for even heating and flare-up control.
  • You are cooking for a slightly larger group needing more space.

Verdict

Choose the A10-918-3 if weight and compact dimensions are your top priorities for marine use. Select the A10-1218-2GS if you prefer a larger cooking area and the specific heat characteristics of infrared technology. Both offer durable stainless steel builds suitable for outdoor adventures.

Magma Marine vs Catalina Infrared

Grill Type

Edge: Tie

The Magma A10-918-3 uses a traditional kettle design. This style relies on direct heat from a radiant plate. You get classic grilling results with simple mechanics. The Magma A10-1218-2GS features an infrared cooking system. Infrared technology provides intense, even heat for searing. It includes an anti-flare system to manage grease. This method often yields faster cooking times. You choose between standard kettle warmth or high-heat infrared performance depending on your preferred cooking style and food types.

Cooking Area

Edge: Magma Catalina 12-Inch Infrared Boat Grill

Grilling surface size impacts how many people you can feed. The A10-918-3 offers a 9 by 18 inch area. This equals 162 square inches of space. It is suitable for meals for up to six people. The A10-1218-2GS provides a larger 12 by 18 inch surface. This gives you more room for larger cuts of meat or multiple items at once. The extra width on the Catalina model allows for better spacing between steaks or burgers. You get more cooking capacity with the larger footprint.

Weight

Edge: Magma Anacapa 9×18 Stainless Steel Kettle Grill

Portability matters when you are moving a grill onto a boat or into an RV. The A10-918-3 weighs 20 pounds. This lighter build makes it easier to lift and store. The A10-1218-2GS weighs 31.9 pounds. The additional weight comes from its robust infrared components and larger frame. While heavier, it may feel more stable on a table. You must decide if the extra capacity is worth the added bulk for your specific transport needs.

Dimensions

Edge: Magma Anacapa 9×18 Stainless Steel Kettle Grill

Space is often limited on boats and camping tables. Both models share the same length of 22.4 inches. However, the width differs significantly. The A10-918-3 is 14 inches wide. The A10-1218-2GS is 16.1 inches wide. The Catalina model also stands taller at 17.5 inches compared to the Anacapa’s 13.5 inches. If you have a narrow mounting spot or small tabletop, the slimmer profile of the A10-918-3 fits more easily.

Fuel Compatibility

Edge: Magma Anacapa 9×18 Stainless Steel Kettle Grill

Both grills run on propane, but their connection methods vary. The A10-918-3 features a locking control valve that accepts 1-pound disposable propane canisters. It can also adapt to onboard low-pressure LPG or CNG systems. This flexibility is useful for boats with existing fuel lines. The A10-1218-2GS uses standard propane but the specific fuel source details are not fully listed in the provided data. You should verify the hose and regulator type for the Catalina model to ensure it matches your setup.

Choose Your Magma Grill Profile

Boaters needing secure mounting

Our pick: Magma Catalina 12-Inch Infrared Boat Grill

The Catalina model offers multiple mounting choices for safe, stable setup on deck. Its 12,500 BTU infrared system provides intense heat and an anti-flare system for consistent cooking. The lockable lid and grease tray add safety and convenience for marine environments where stability matters most.

Camping groups feeding six

Our pick: Magma Anacapa 9×18 Stainless Steel Kettle Grill

The Anacapa grill features a 9 by 18 inch surface that can feed up to six people. Its compact 20-pound weight makes it easier to carry than the heavier Catalina. The snap-out radiant plate ensures remarkably easy cleanup after outdoor meals, saving you time at camp.

Users wanting fuel flexibility

Our pick: Magma Anacapa 9×18 Stainless Steel Kettle Grill

The Anacapa locking control valve adapts to 1-pound disposable propane canisters or existing low-pressure LPG and CNG systems. This versatility allows you to switch fuel sources easily depending on your location. The Catalina model does not list this dual-fuel adaptability in its specifications.

1
Magma Anacapa 9x18 Stainless Steel Kettle Grill

Magma Anacapa 9×18 Stainless Steel Kettle Grill

Best for: Boaters needing compact, marine-grade stainless steel grilling

Fuel Type
Propane
Cooking Area
162 sq. in.
Grill Configuration
Tabletop
Use
Grilling, Boats
Color
Stainless Steel
Grill Style
Kettle

This Magma Anacapa model features a 9 x 18 inch cooking surface with 162 square inches of space. It is built from 100% mirror-polished 304 stainless steel for marine durability. The unit weighs 20 pounds and measures 14 x 13.5 x 22.4 inches. It uses propane canisters or low-pressure systems. You will appreciate the fold-away legs and snap-out radiant plate for easy cleanup on boats or campers.

Pros
  • Constructed from 100% mirror-polished 304 stainless steel
  • Fits 1lb disposable propane canisters or low-pressure systems
  • Includes snap-out radiant plate for easy cleanup
  • Features fold-away tabletop legs for versatile use
Cons
  • 9 x 18 inch grate is smaller than the 12 x 18 inch Catalina
  • 20 pound weight adds bulk compared to lighter portable options
  • Electronic ignition requires a AAA battery
Good fit if
  • You need a grill that adapts to low-pressure boat fuel systems
  • You want a stainless steel build that resists marine corrosion
  • You require a compact 9 x 18 inch cooking surface
Skip if
  • You need the larger 12 x 18 inch cooking area of the Catalina
  • You prefer a powder-coated black finish over stainless steel
  • You want a grill that does not require a battery for ignition

Verdict: Magma Anacapa 9×18 Marine Grill is a durable, marine-grade option for boaters who need a compact 9 x 18 inch cooking surface. It suits those who prioritize stainless steel corrosion resistance and flexible fuel connections over maximum cooking space.

2
Magma Catalina 12-Inch Infrared Boat Grill

Magma Catalina 12-Inch Infrared Boat Grill

Best for: marine corrosion resistance and infrared efficiency

Fuel Type
Propane
Total Heat Output
12,500 BTUs
Cooking Area
12" x 18"
Grill Configuration
Portable tabletop
Grill Type
Infrared
Use
Grilling, Camping, Boats

The Magma A10-1218-2GS Catalina is a 12-inch by 18-inch infrared gas grill built for marine and portable use. It features 12,500 BTUs of heat output and an anti-flare system for even cooking. The unit weighs 31.9 pounds and measures 16.1 inches wide. Its 304 stainless steel construction resists corrosion. This grill suits boaters and campers who need a secure, durable cooking surface.

Pros
  • 12,500 BTU infrared heating with electronic ignition
  • 100% 304 mirror-polished stainless steel body
  • Anti-flare system for controlled cooking
  • Fold-away legs for portable storage
Cons
  • Heavier at 31.9 pounds than compact tabletop options
  • Smaller 12-inch pizza capacity limits meal size
  • 12×18 inch cooking surface restricts batch cooking
Good fit if
  • You need a corrosion-resistant grill for marine environments
  • You want infrared heat for efficient searing
  • You require secure mounting options for boat use
Skip if
  • You need a large surface for big gatherings
  • You prefer a lighter grill under 20 pounds
  • You want a standard charcoal or ceramic design

Verdict: Magma Catalina 12×18 Infrared Boat Grill is ideal for boaters who prioritize corrosion resistance and secure mounting. It fits users who value infrared efficiency over high capacity.

Specifications side by side

SpecMagma Anacapa 9×18 Stainless Steel Kettle GrillMagma Catalina 12-Inch Infrared Boat Grill
Fuel TypePropanePropane
Total Heat Output–12,500 BTUs
Cooking Area162 sq. in.12" x 18"
Grill ConfigurationTabletopPortable tabletop
FuelPropanePropane
Smoker Style–Portable
Grill Type–Infrared
UseGrilling, BoatsGrilling, Camping, Boats
ColorStainless SteelPolished Stainless Steel
Grill StyleKettle–
Pizza Size–12-Inch
Dimensions22.4 × 14 × 13.5 inches22.4 × 16.1 × 17.5 inches
Weight20 pounds31.9 pounds
ModelA10-918-3A10-1218-2GS
Size–12" x 18"

Frequently asked questions

Which Magma grill is lighter for easy transport?

The Magma A10-918-3 is the lighter option. It weighs 20 pounds, making it easier to carry and store. The Magma A10-1218-2GS Catalina model is heavier at 31.9 pounds. This extra weight may matter if you move the grill frequently. You should choose the lighter model for simple portability.

How do the cooking dimensions compare between the two models?

The A10-918-3 has a 9 x 18 inch cooking surface. The A10-1218-2GS offers a 12 x 18 inch infrared cooking area. The Catalina model provides a wider cooking width. This allows you to cook more food at once. The kettle grill is narrower but still fits standard marine setups.

What are the overall physical dimensions of each grill?

The A10-918-3 measures 14 inches wide, 13.5 inches high, and 22.4 inches long. The A10-1218-2GS is slightly wider at 16.1 inches and taller at 17.5 inches. Both share the same 22.4-inch length. You should check your boat’s deck space before installation. The Catalina model requires more vertical clearance.

Does the Catalina model support specific pizza sizes?

Yes, the Magma A10-1218-2GS is designed for 12-inch pizzas. Its infrared surface accommodates this specific size. The A10-918-3 kettle grill does not list a specific pizza capacity. It is better suited for general grilling. If you frequently cook pizzas, the Catalina model is the clear choice.

Are both grills suitable for marine environments?

Both models are built for marine use. The A10-918-3 features stainless steel construction for corrosion resistance. The A10-1218-2GS uses polished stainless steel for similar durability. Both are rated for boats. You can trust either model to withstand saltwater exposure. The materials ensure long-term performance on deck.

Which grill offers more mounting flexibility?

The Magma A10-1218-2GS offers multiple mounting choices. This allows for secure and stable setup on various boat decks. The A10-918-3 is also designed for marine use but does not highlight specific mounting options in its data. You should prioritize the Catalina model if secure mounting is a primary requirement.

Is the A10-918-3 better for compact storage?

The A10-918-3 is more compact in height and width. It stands 13.5 inches high and is 14 inches wide. The Catalina model is taller and wider. If you have limited storage space on a small boat, the A10-918-3 fits better. Its smaller footprint makes it easier to stow away when not in use.

See also

Prices and specifications on this page are read from the Amazon product listing and can change at any time. Scores are out of 10, based on listed specifications and buyer feedback. Nobody at this site handled or measured these products.